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+/*
+ * Purpose: Program to demonstrate the 'getchar' function.
+ * The prog will read data entered via the keyboard. And return
+ * the number of characters entered.
+ * Author: M J Leslie
+ * Date: 08-May-94
+ */
+
+#include <stdio.h>
+#include <unistd.h>
+
+int readch(void);
+
+main()
+{
+ printf("%c",readch()+1);
+}
+
+int readch(void)
+{
+ char ch;
+
+ read(0, &ch, 1);
+ return (ch);
+}